Out of HCl and `SOCl_2` which is preferred for converting ethanol into chloroethane ? Explain.

Out of HCI (g) and SOCI_2 which is preferred for converting ethanol into chloro ethane?

Out of Cu_2 Cl_2 and CuCl_2 which is more stable and why ?

How will you convert : Ethanol to propan -2-ol

Out of V^(2+) and V^(3+) which is more paramagnetic and why ?

Out of H_2O and H_2S , which one has higher bond angle and why?

Out of BaCl_2 and KCl which one is more effective in causing coagulation of negatively charged colloidal sol. Give reason.

Out of S_N1 and S_N2 , which reaction occurs with Inversion of configuration.